using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using EMIS.DataLogic.Repositories;
using EMIS.ViewModel;
using System.Linq.Expressions;
using EMIS.Entities;

namespace EMIS.DataLogic.Common.AdministrativeOrgan
{
    public class CampusDAL
    {
        public CampusRepository CampusRepository { get; set; }
        public CampusProfileRepository CampusProfileRepository { get; set; }
        public UserRepository UserRepository { get; set; }

        /// <summary>
        /// 查询对应的校区信息View
        /// </summary>
        /// <param name="expCampus"></param>
        /// <returns></returns>
        public IQueryable<CampusView> GetCampusViewQueryable(Expression<Func<CF_Campus, bool>> expCampus) 
        {
            var query = from a in CampusRepository.GetList(expCampus)
                        join c in UserRepository.Entities 
                        on a.CF_CampusProfile.Generalsuper equals c.UserID 
                        into gg
                        from gGeneralsuper in gg.DefaultIfEmpty()
                        join d in UserRepository.Entities 
                        on a.CF_CampusProfile.Recruitstudents equals d.UserID 
                        into gr
                        from gRecruitstudents in gr.DefaultIfEmpty()
                        join e in UserRepository.Entities 
                        on a.CF_CampusProfile.Placesuper equals e.UserID 
                        into gp
                        from gPlacesuper in gp.DefaultIfEmpty()
                        join f in UserRepository.Entities 
                        on a.CF_CampusProfile.Teachingsuper equals f.UserID 
                        into gt
                        from gTeachingsuper in gt.DefaultIfEmpty()
                        join g in UserRepository.Entities 
                        on a.CF_CampusProfile.Studentcharge equals g.UserID 
                        into gsc
                        from gStudentcharge in gsc.DefaultIfEmpty()
                        select new CampusView
                        {
                            CampusID = a.CampusID,
                            UniversityID = a.UniversityID,
                            No = a.No,
                            Name = a.Name,
                            SimpleName = a.SimpleName,
                            EnglishName = a.EnglishName,
                            UniversityCode = a.CF_University.Code,
                            UniversityName = a.CF_University.Name,
                            Generalsuper = a.CF_CampusProfile.Generalsuper,
                            GeneralsuperName = gGeneralsuper.Name,
                            Recruitstudents = a.CF_CampusProfile.Recruitstudents,
                            RecruitstudentsName = gRecruitstudents.Name,
                            Placesuper = a.CF_CampusProfile.Placesuper,
                            PlacesuperName = gPlacesuper.Name,
                            Teachingsuper = a.CF_CampusProfile.Teachingsuper,
                            TeachingsuperName = gTeachingsuper.Name,
                            Studentcharge = a.CF_CampusProfile.Studentcharge,
                            StudentchargeName = gStudentcharge.Name,
                            ZIPCode = a.CF_CampusProfile.ZIPCode,
                            Officephone = a.CF_CampusProfile.Officephone,
                            FAX = a.CF_CampusProfile.FAX,
                            Email = a.CF_CampusProfile.Email,
                            Evolution = a.CF_CampusProfile.Evolution,
                            Remark = a.Remark,
                            RecordStatus = a.RecordStatus,
                            CreateUserID = a.CreateUserID,
                            CreateTime = a.CreateTime,
                            ModifyUserID = a.ModifyUserID,
                            ModifyTime = a.ModifyTime
                        };

            return query;
        }
    }
}